There are a variety of transportation options available in Arcadia, including car rentals, ride-sharing services, and public transportation. The Metro Gold Line has a stop in Arcadia, making it easy to get around with public transportation. Expect to spend around $15-$20 per day for transportation costs, depending on your mode of travel.
If you have more time, consider visiting the Los Angeles County Museum of Art or taking a day trip to nearby attractions such as the San Gabriel Mission or Pasadena's Old Town. If you have less time, consider skipping the Westfield Santa Anita Mall or choosing only one of the outdoor activities from Day 2.
The nearest airport to Arcadia is the Bob Hope Airport (BUR), located in Burbank, about 20 miles away. Alternatively, you can also fly into the Los Angeles International Airport (LAX), which is about 35 miles away from Arcadia. Both airports offer a variety of transportation options to get to your final destination.